Home / 12,323,522.84-18,485,705.88-4,236,429.38

Finding the Fourth Proportional to 12,323,522.84, 18,485,705.88 and 4,236,429.38

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Solution

The fourth proportional to 12,323,522.84, 18,485,705.88 and 4,236,429.38 is: 6,354,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323,522.84 : 18,485,705.88 = 4,236,429.38 : x
  2. Step 2: Convert to fraction form
    12,323,522.84/18,485,705.88 = 4,236,429.38/x
  3. Step 3: Cross multiply
    12,323,522.84x = 18,485,705.88 × 4,236,429.38
  4. Step 4: Simplify right side
    12,323,522.84x = 78,313,387,407,642.22
  5. Step 5: Solve for x
    x = 78,313,387,407,642.22/12,323,522.84
  6. Step 6: Final answer
    x = 6,354,789.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.